Related Clues:

• 10-digit no.
• ___ Megiddo (city of ancient Palestine)
• The digits: Abbr.
• Type of no.
• Hill, in some place names
• * and # site, briefly
• Abbr. on business cards
• Letters with Nor or Sask
• Jaffa is part of it (with 45-Down)
• ___ Aviv-Jaffa, Israel
• No. on a calling card
• No. starting with an area code
• Abbr. that might appear above 'e-mail'
• Hill, in Mideast place names
• "Aviv" lead-in