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378 distinct entries in this collection.US Area Code Generator
Draw a North American telephone area code to investigate its geographic assignment.
Your draw
Results
Choose your settings and generate a list.
Practical guide
How to use this generator
Generate a code and verify the current service area with NANPA or a carrier.
Ways to use it
- Practice interpreting an unfamiliar telephone prefix.
- Compare how overlays changed numbering in a metro area.
What the collection contains
The U.S.-focused bank is based on NANPA area-code assignments and includes overlays where applicable.
Limits to keep in mind
Area codes do not reliably identify a caller’s location because numbers can be ported or spoofed.
NANPA snapshot: 1 November 2026. Source: NANPA numbering resources
See the source and method notes for more detail.
What is in this pool?
378 distinct entries. Counts below describe this collection, not every possible item.
Region
Largest 12 groups by entry count; choose any of 56 in the filter above.
- CA 41
- TX 29
- FL 23
- NY 23
- IL 17
- OH 15
- PA 15
- MI 13
- GA 10
- NC 10
- NJ 10
- VA 10
Source references: nanpa.com ↗
A look inside the collection
These are examples, not a fixed result sequence.
- 504
- 559
- 973
- 423
- 319
- 334