Fork, MD — rate center
- State
- Maryland
- Active prefixes
- 23
- Carriers
- 7
- Pooled prefixes
- 18
- LATA
- 238
- Metro area
- Baltimore-Columbia-Towson, MD MSA
In NANP numbering, Fork, Maryland is a rate center — the anchor point for local numbers. It is reached through 410, 443, 667 (multiple area codes serve it).
23 central-office prefixes are currently anchored to this rate center, held by 7 different carriers. Pooling applies to 18 of them — individual thousands-blocks may belong to different companies.
The rate center belongs to the Baltimore-Columbia-Towson, MD Metropolitan Statistical Area. Routing-wise it sits in LATA 238.
Because 410, 443, 667 all serve this territory, two Fork 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 Fork
| Prefix | Code holder | Pooled |
|---|---|---|
| 410-405 | VERIZON MARYLAND, INC. | Yes |
| 410-510 | TELEPORT COMMUNICATIONS AMERICA, LLC - MD | Yes |
| 410-515 | VERIZON MARYLAND, INC. | No |
| 410-538 | VERIZON MARYLAND, INC. | Yes |
| 410-557 | VERIZON MARYLAND, INC. | Yes |
| 410-575 | VERIZON MARYLAND, INC. | Yes |
| 410-592 | VERIZON MARYLAND, INC. | Yes |
| 410-593 | VERIZON MARYLAND, INC. | Yes |
| 410-679 | VERIZON MARYLAND, INC. | No |
| 410-698 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD | Yes |
| 410-803 | VERIZON MARYLAND, INC. | Yes |
| 410-817 | VERIZON MARYLAND, INC. | Yes |
| 410-879 | VERIZON MARYLAND, INC. | No |
| 410-893 | VERIZON MARYLAND, INC. | No |
| 410-983 | VERIZON MARYLAND, INC. | Yes |
| 410-989 | VERIZON MARYLAND, INC. | Yes |
FAQ
What area code is Fork, MD?
Fork is served by 3 area codes — 410, 443, 667 — which overlay the same territory.
How many prefixes does Fork have?
23 active NXX prefixes are anchored to this rate center in NANPA records, held by 7 carriers.
Is a call from a Fork prefix really from Fork?
Not necessarily. The prefix marks where the number block was issued; porting, VoIP and spoofing all detach calls from that geography.