Manufacturer

Prefix

Numeric Suffix

Audiovox/UTStarcom

• CDM
• PPC
• SMT

4 digits

Boost

Lower-case "i"

3 digits

HP

H, HW

4 digit number staring with 6

HTC

English words like "Dash" or "Falcon"

NA

Kyocera

KX

1-3 digits

LG

• Two-letter combo
• VX

• 3-4 digits
• 4 digit number

Motorola

• Single letter
• Most recent models start with V

3 digits

Nextel

Lower-case "i"

3 digits

Nokia

NA

4 digits

RIM/Blackberry

NA

• 4 digits, starting at7100
• Followed by lower case letter

Samsung

4 characters starting with "S"

2-3 digits

Sanyo

• MM
• SCP

4 digits

Siemens

2-letter combo

2 digits

Sony Ericsson

Single letter

• 3 digits
• Followed by lower case "i" or "a"