Clue: Phone no. abbr.

Answer: EXT

Length: 3

---

Similar Clues:

• Roll-call note: Abbr. (ABS with 3 letters)
• Roll-book notation: Abbr. (ABS with 3 letters)
• Noun modifier: Abbr. (ADJ with 3 letters)
• Noun modifiers: Abbr. (ADJS with 4 letters)
• Noun modifiers (Abbr.) (ADJS with 4 letters)
• Half of a noted 1955 merger: Abbr. (AFL with 3 letters)
• Mobile phone site?: Abbr. (ALA with 3 letters)
• North African country: Abbr. (ALG with 3 letters)
• Midnight-to-noon times: Abbr. (AMS with 3 letters)
• Quotation notation (abbr.) (ANON with 4 letters)