Port Deposit, MD — rate center
- State
- Maryland
- Active prefixes
- 7
- Carriers
- 6
- Pooled prefixes
- 7
- LATA
- 238
- Metro area
- Philadelphia-Camden-Wilmington, PA-NJ-DE-MD MSA
In NANP numbering, Port Deposit, Maryland is a rate center — the anchor point for local numbers. It is reached through 410, 443, 667 (multiple area codes serve it).
NANPA records show 7 active prefixes here, held by 6 different carriers. Pooling applies to 7 of them — individual thousands-blocks may belong to different companies.
The rate center belongs to the Philadelphia-Camden-Wilmington, PA-NJ-DE-MD Metropolitan Statistical Area. Routing-wise it sits in LATA 238.
Because 410, 443, 667 all serve this territory, two Port Deposit numbers can look completely different while being neighbors — check the prefix, not just the area code.
As always with US numbering: a prefix anchored to Port Deposit tells you where the block was issued. The person calling may have ported the number, moved away, or be spoofing it entirely — verify callers through independently found contact details.
Prefixes anchored to Port Deposit
| Prefix | Code holder | Pooled |
|---|---|---|
| 410-378 | VERIZON MARYLAND, INC. | Yes |
FAQ
What area code is Port Deposit, MD?
Port Deposit is served by 3 area codes — 410, 443, 667 — which overlay the same territory.
How many prefixes does Port Deposit have?
7 active NXX prefixes are anchored to this rate center in NANPA records, held by 6 carriers.
Is a call from a Port Deposit prefix really from Port Deposit?
Not necessarily. The prefix marks where the number block was issued; porting, VoIP and spoofing all detach calls from that geography.