Oxford, OH — rate center

NANPA rate center & CO code data, current as of July 28, 2026.

State
Ohio
Area codes
283, 513
Active prefixes
14
Carriers
9
Pooled prefixes
11
LATA
922
Metro area
Cincinnati, OH-KY-IN MSA

In NANP numbering, Oxford, Ohio is a rate center — the anchor point for local numbers. It is reached through 283, 513 (multiple area codes serve it).

14 central-office prefixes are currently anchored to this rate center, held by 9 different carriers. Pooling applies to 11 of them — individual thousands-blocks may belong to different companies.

The rate center belongs to the Cincinnati, OH-KY-IN Metropolitan Statistical Area. Routing-wise it sits in LATA 922.

Because 283, 513 all serve this territory, two Oxford numbers can look completely different while being neighbors — check the prefix, not just the area code.

Treat this data as geography of the number, not of the caller: porting, VoIP and caller-ID spoofing all detach the two. When a call matters, hang up and call back through an official number.

Prefixes anchored to Oxford

Prefixes anchored to the Oxford rate center
PrefixCode holderPooled
513-255 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH Yes
513-273 LEVEL 3 COMMUNICATIONS, LLC - OH Yes
513-280 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH Yes
513-450 ONVOY, LLC - OH Yes
513-461 T-MOBILE USA, INC. Yes
513-523 FRONTIER NORTH, INC. - OH No
513-524 FRONTIER NORTH, INC. - OH No
513-529 CINCINNATI BELL EXTENDED TERRITORIES LLC - OH No
513-593 NEW CINGULAR WIRELESS PCS, LLC - IL Yes
513-664 FRONTIER NORTH, INC. - OH Yes
513-839 METROPCS, INC. Yes
513-916 BANDWIDTH.COM CLEC, LLC - OH Yes
513-980 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH Yes

FAQ

What area code is Oxford, OH?

Oxford is served by 2 area codes — 283, 513 — which overlay the same territory.

How many prefixes does Oxford have?

14 active NXX prefixes are anchored to this rate center in NANPA records, held by 9 carriers.

Is a call from a Oxford prefix really from Oxford?

Not necessarily. The prefix marks where the number block was issued; porting, VoIP and spoofing all detach calls from that geography.