Area codes · +1
Area code 561
Area code 561 covers West Palm Beach, Florida. We hold 6,296 allocated blocks for it across 8 rate centres, split 46% mobile, 41% landline and 13% VoIP.
The other area codes laid over 561
Area code 561 does not have West Palm Beach, Florida to itself. 1 other code — 728 — serves the same rate centres, laid over the same ground rather than dividing it. That is an overlay: a new code added when the old one ran out of numbers, covering the same streets. Two neighbours can hold different area codes, so the code says roughly when a number was issued rather than where it sits.
728702 blocks, 6 rate centres, mostly mobile
Each holds its own blocks and its own carrier mix, so a 561 number and a 728 number from the same street can report different line types. Filtering West Palm Beach, Florida by area code needs all 2 of them.
561 is not confined to West Palm Beach, Florida itself: its blocks sit across 8 rate centres, named in the table below.
Florida is split across 23 area codes — 786, 904, 561, 813, 352, 407 and others. By allocated blocks 561 is the third largest of them, holding 7% of the Florida total.
Where 561 numbers are concentrated
NANPA truncates rate-centre names to ten characters and drops the spaces, which is why Delray Bch and Boyntonbch are shortened. Names are reproduced as recorded rather than expanded — the abbreviation is the key the block data is filed under.
| Rate centre | Blocks | Share of 561 |
|---|---|---|
| Wpalmbeach | 2,611 | 41% |
| Boca Raton | 1,533 | 24% |
| Delray Bch | 848 | 13% |
| Boyntonbch | 475 | 8% |
| Jupiter | 382 | 6% |
| Belleglade | 301 | 5% |
| Pahokee | 135 | 2% |
| Xxxxxxxxxx | 1 | 0% |
Carriers holding the most 561 blocks
Verizon Wireless995 blocks
Onvoy646 blocks
Bellsouth Telecomm Inc Dba Southern Bell Tel & Tel576 blocks
Omnipoint Miami E License, Llc522 blocks
T-Mobile USA, Inc.490 blocks
AT&T Wireless453 blocks
The largest holder, Verizon Wireless, has 16% of the code.
These are original allocations. A number keeps its digits and its block when its subscriber moves network, so a ported 561 number still reports the carrier it started with. Closing that gap needs a live query against the routing database. How line type is derived.
Check a single 561 number, or run a whole list through the free cleaner — neither uploads anything.
Common questions
Where is area code 561?
Area code 561 covers West Palm Beach, Florida. It is not the only code there: 728 is an overlay on the same rate centres, so a West Palm Beach, Florida number can start with any of them.
Is a 561 number a mobile or a landline?
It can be either, and the digits do not say which. North American mobile and landline numbers share the same ranges, so the answer comes from the carrier holding the block. In 561 the split runs 46% mobile, 41% landline and 13% VoIP, so mobile is the most likely single answer.
Which carriers hold 561 numbers?
The largest holders are Verizon Wireless, Onvoy, Bellsouth Telecomm Inc Dba Southern Bell Tel & Tel. That is the carrier the block was allocated to, which is not necessarily the network a given number sits on today.
How many 561 numbers are there?
The code holds 6,296 allocated blocks in our copy of the numbering plan. A block is 1,000 or 10,000 consecutive numbers depending on how deeply it has been pooled, so 561 covers on the order of 6,296,000 possible numbers — most of which have never been issued to anyone.