You are correct about Paris (airport listed as Orly) but Milan is listed as Malpensa.

The phone number for TW at Paris was
BAlzac 10-83, at Milan 794653 daytime, Gallarate 21775 after hours...

London: Trafalgar 1234
Shannon: 96
TLV: 67364
Gander, NF: 723

In the USA the phone numbers were all two letters/5 digits except for Clearwater, FL (39-3811), Peoria (7-4449) Tampa (2-0988) and Williamsport, PA (8-8683).