| U+ | art-254 |
| 038F | |
| Unicode Character Names | art-315 | GREEK CAPITAL LETTER OMEGA TONOS |
| Unicode Character Names | art-315 | GREEK CAPITAL LETTER OMEGA WITH TONOS |
| American English | eng-004 | GREEK CAPITAL LETTER OMEGA WITH TONOS |
| français | fra-000 | LETTRE MAJUSCULE GRECQUE OMÉGA ACCENT |