enhanced service

See value-added service.

• AMPS (Advanced Mobile Phone System)
• AMPS (Advanced Mobile Phone System)
• anacronym (anachronism acronym)
• analog
• Analog Signal: Sine Wave
• analog-to-digital converter (ADC)
• analogue
• and Special Interest Groups (SIGs)
• and Transport)
• angled physical contact (APC)
• angle of acceptance
• angle of incidence
• ANI (Automatic Number Identification)
• annotation
• annotation
• anonymous call rejection (ACR)
• anonymous call rejection (ACR)
• ANSI
• ANSI (American National Standards Institute)
• ANSI/EIA/TIA-568
• ANSI/ICEA S-101-699
• ANSI/ICEA S-80-576
• ANSI/ICEA S-91-661
• ANSI NFPA 70
• answering machine