These tokens are also dated, using the Hebrew calendar; the date alphanumerals are on either side of the deer logo. As it turns out, both of these have the same date: Year 5741, equivalent to 1981 AD.
Despite being the same date, they're clearly different die varieties; the size and shape of the numerals on the "dial-side" and the size of the spacing between the two Hebrew words are distinctly different.
...I am not quite sure of the postal service connection to payphones but the mail and phone service both fall under the Ministry of Communication so there may be some governmental connection...
In many countries, the government-owned telephone system was initially established and operated by the government-owned postal system, both telephone and post being government-subsidized forms of communication. In most such countries, the two systems have now been split, with the telephone systems now operated privately (and often owned by large multinational telcos) with the government maintaining control of the postal system.
Don't say "infinitely" when you mean "very"; otherwise, you'll have no word left when you want to talk about something really infinite. - C. S. Lewis