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Special characters not supported in email addresses
The characters we accept in email addresses are as follows:
| Description | Glyph |
| upper/lower case alpha | a-z A-Z |
| numbers | 0-9 |
| accepted special characters | ~!$%^&*_=+}{'?-. |
Below is a list of all special characters we do not support in an email address:
| Description | Glyph |
| no-break space = non-breaking space | |
| inverted exclamation mark | ¡ |
| cent sign | ¢ |
| pound sign | £ |
| currency sign | ¤ |
| yen sign = yuan sign | ¥ |
| broken bar = broken vertical bar | ¦ |
| section sign | § |
| diaeresis = spacing diaeresis | ¨ |
| copyright sign | © |
| feminine ordinal indicator | ª |
| left-pointing double angle quotation mark | « |
| not sign = discretionary hyphen | ¬ |
| soft hyphen = discretionary hyphen | |
| registered sign = registered trade mark sign | ® |
| macron = spacing macron = overline | ¯ |
| degree sign | ° |
| plus-minus sign = plus-or-minus sign | ± |
| superscript two = superscript digit two | ² |
| superscript three = superscript digit three | ³ |
| acute accent = spacing acute | ´ |
| micro sign | µ |
| pilcrow sign = paragraph sign | ¶ |
| middle dot = Georgian comma | · |
| cedilla = spacing cedilla | ¸ |
| superscript one = superscript digit one | ¹ |
| masculine ordinal indicator | º |
| right-pointing double angle quotation mark | » |
| vulgar fraction one quarter | ¼ |
| vulgar fraction one half | ½ |
| vulgar fraction three quarters | ¾ |
| inverted question mark | ¿ |
| latin capital letter A with grave | À |
| latin capital letter A with acute | Á |
| latin capital letter A with circumflex | Â |
| latin capital letter A with tilde | Ã |
| latin capital letter A with diaeresis | Ä |
| latin capital letter A with ring above | Å |
| latin capital letter AE | Æ |
| latin capital letter C with cedilla | Ç |
| latin capital letter E with grave | È |
| latin capital letter E with acute | É |
| latin capital letter E with circumflex | |
| latin capital letter E with diaeresis | Ë |
| latin capital letter I with grave | Ì |
| latin capital letter I with acute | Í |
| latin capital letter I with circumflex | Î |
| latin capital letter I with diaeresis | Ï |
| latin capital letter ETH | Ð |
| latin capital letter N with tilde | Ñ |
| latin capital letter O with grave | Ò |
| latin capital letter O with acute | Ó |
| latin capital letter O with circumflex | Ô |
| latin capital letter O with tilde | Õ |
| latin capital letter O with diaeresis | Ö |
| multiplication sign | × |
| latin capital letter O with stroke | Ø |
| latin capital letter U with grave | Ù |
| latin capital letter U with acute | Ú |
| latin capital letter U with circumflex | Û |
| latin capital letter U with diaeresis | Ü |
| latin capital letter Y with acute | Ý |
| latin capital letter THORN | Þ |
| latin small letter sharp s = ess-zed | ß |
| latin small letter a with grave | à |
| latin small letter a with acute | á |
| latin small letter a with circumflex | â |
| latin small letter a with tilde | ã |
| latin small letter a with diaeresis | ä |
| latin small letter a with ring above | å |
| latin small letter ae | æ |
| latin small letter c with cedilla | ç |
| latin small letter e with grave | è |
| latin small letter e with acute | é |
| latin small letter e with circumflex | ê |
| latin small letter e with diaeresis | ë |
| latin small letter i with grave | ì |
| latin small letter i with acute | í |
| latin small letter i with circumflex | î |
| latin small letter i with diaeresis | ï |
| latin small letter eth | ð |
| latin small letter n with tilde | ñ |
| latin small letter o with grave | ò |
| latin small letter o with acute | ó |
| latin small letter o with circumflex | ô |
| latin small letter o with tilde | õ |
| latin small letter o with diaeresis | ö |
| division sign | ÷ |
| latin small letter o with stroke | ø |
| latin small letter u with grave | ù |
| latin small letter u with acute | ú |
| latin small letter u with circumflex | û |
| latin small letter u with diaeresis | ü |
| latin small letter y with acute | ý |
| latin small letter thorn with | þ |
| latin small letter y with diaeresis | ÿ |
| latin small f with hook = function | ƒ |
| greek capital letter alpha | Α |
| greek capital letter beta | Β |
| greek capital letter gamma | Γ |
| greek capital letter delta | Δ |
| greek capital letter epsilon | Ε |
| greek capital letter zeta | Ζ |
| greek capital letter eta | Η |
| greek capital letter theta | Θ |
| greek capital letter iota | Ι |
| greek capital letter kappa | Κ |
| greek capital letter lambda | Λ |
| greek capital letter mu | Μ |
| greek capital letter nu | Ν |
| greek capital letter xi | Ξ |
| greek capital letter omicron | Ο |
| greek capital letter pi | Π |
| greek capital letter rho | Ρ |
| greek capital letter sigma | Σ |
| greek capital letter tau | Τ |
| greek capital letter upsilon | Υ |
| greek capital letter phi | Φ |
| greek capital letter chi | Χ |
| greek capital letter psi | Ψ |
| greek capital letter omega | Ω |
| greek small letter alpha | α |
| greek small letter beta | β |
| greek small letter gamma | γ |
| greek small letter delta | δ |
| greek small letter epsilon | ε |
| greek small letter zeta | ζ |
| greek small letter eta | η |
| greek small letter theta | θ |
| greek small letter iota | ι |
| greek small letter kappa | κ |
| greek small letter lambda | λ |
| greek small letter mu | μ |
| greek small letter nu | ν |
| greek small letter xi | ξ |
| greek small letter omicron | ο |
| greek small letter pi | π |
| greek small letter rho | ρ |
| greek small letter final sigma | ς |
| greek small letter sigma | σ |
| greek small letter tau | τ |
| greek small letter upsilon | υ |
| greek small letter phi | φ |
| greek small letter chi | χ |
| greek small letter psi | ψ |
| greek small letter omega | ω |
| greek small letter theta symbol | ϑ |
| greek upsilon with hook symbol | ϒ |
| greek pi symbol | ϖ |
| bullet = black small circle | • |
| horizontal ellipsis = three dot leader | … |
| prime = minutes = feet | ′ |
| double prime = seconds = inches | ″ |
| overline = spacing overscore | ‾ |
| fraction slash | ⁄ |
| script capital P = power set | ℘ |
| blackletter capital I = imaginary part | ℑ |
| blackletter capital R = real part symbol | ℜ |
| trade mark sign | ™ |
| alef symbol = first transfinite cardinal | ℵ |
| leftwards arrow | ← |
| upwards arrow | ↑ |
| rightwards arrow | → |
| downwards arrow | ↓ |
| left right arrow | ↔ |
| downwards arrow with corner leftwards | ↵ |
| leftwards double arrow | ⇐ |
| upwards double arrow | ⇑ |
| rightwards double arrow | ⇒ |
| downwards double arrow | ⇓ |
| left right double arrow | ⇔ |
| for all | ∀ |
| partial differential | ∂ |
| there exists | ∃ |
| empty set = null set = diameter | ∅ |
| nabla = backward difference | ∇ |
| element of | ∈ |
| not an element of | ∉ |
| contains as member | ∋ |
| n-ary product = product sign | ∏ |
| n-ary sumation | ∑ |
| minus sign | − |
| asterisk operator | ∗ |
| square root = radical sign | √ |
| proportional to | ∝ |
| infinity | ∞ |
| angle | ∠ |
| logical and = wedge | ∧ |
| logical or = vee | ∨ |
| intersection = cap | ∩ |
| union = cup | ∪ |
| integral | ∫ |
| therefore | ∴ |
| tilde operator = varies with = similar to | ∼ |
| approximately equal to | ≅ |
| almost equal to = asymptotic to | ≈ |
| not equal to | ≠ |
| identical to | ≡ |
| less-than or equal to | ≤ |
| greater-than or equal to | ≥ |
| subset of | ⊂ |
| superset of | ⊃ |
| not a subset of | ⊄ |
| subset of or equal to | ⊆ |
| superset of or equal to | ⊇ |
| circled plus = direct sum | ⊕ |
| circled times = vector product | ⊗ |
| up tack = orthogonal to = perpendicular | ⊥ |
| dot operator | ⋅ |
| left ceiling = apl upstile | ⌈ |
| right ceiling | ⌉ |
| left floor = apl downstile | ⌊ |
| right floor | ⌋ |
| left-pointing angle bracket = bra | ⟨ |
| right-pointing angle bracket = ket | ⟩ |
| lozenge | ◊ |
| black spade suit | ♠ |
| black club suit = shamrock | ♣ |
| black heart suit = valentine | ♥ |
| black diamond suit | ♦ |
| quotation mark = APL quote | " |
| ampersand | & |
| less-than sign | < |
| greater-than sign | > |
| latin capital ligature OE | Π|
| latin small ligature oe | œ |
| latin capital letter S with caron | Š |
| latin small letter s with caron | š |
| latin capital letter Y with diaeresis | Ÿ |
| modifier letter circumflex accent | ˆ |
| small tilde | ˜ |
| en space | |
| em space | |
| thin space | |
| zero width non-joiner | |
| zero width joiner | |
| left-to-right mark | |
| right-to-left mark | |
| en dash | – |
| em dash | — |
| left single quotation mark | ‘ |
| right single quotation mark | ’ |
| single low-9 quotation mark | ‚ |
| left double quotation mark | “ |
| right double quotation mark | ” |
| double low-9 quotation mark | „ |
| dagger | † |
| double dagger | ‡ |
| per mille sign | ‰ |
| single left-pointing angle quotation mark | ‹ |
| single right-pointing angle quotation mark | › |
| euro sign | € |