Cities in area code 728

6 localities · NANPA data, current as of July 28, 2026.

Which places use area code 728? 6 rate centers in Florida, the biggest being West Palm Beach, Boca Raton, Delray Beach. Data below is NANPA's official prefix-to-rate-center mapping.

West Palm Beach, Boca Raton, Delray Beach, Boynton Beach, Belle Glade and Jupiter hold the largest prefix inventories. Each locality below links to its rate-center page with the full prefix list.

6 of the localities fall within FCC top-100 metropolitan statistical areas; the rest are smaller communities.

6 of these localities are also reachable through other area codes — overlay territory where the same place answers to several codes.

All of the code's territory keeps Eastern time.

Remember that people keep numbers when they relocate, so a 728 number is a where-it-was-issued fact, not a where-they-are fact.

FAQ

What is the biggest city in area code 728?

West Palm Beach holds the most active prefixes (23), making it the code's largest numbering locality.

How many places does 728 cover?

6 rate centers in Florida hold active 728 prefixes, from West Palm Beach down to communities with a single prefix.

Does a 728 number guarantee the caller lives in one of these places?

No — the tables show where number blocks were issued. Porting and VoIP let people keep or acquire numbers anywhere.