[HamWAN PSDR] Map of AT&T Wash. Microwave Network - 1976

[Randy Neals]

Yes,

Of course Level 3 and Global Crossing are the same company - They are now
known as Century Link.
These articles have maps.
https://www.fiercetelecom.com/telecom/centurylink-level-3-tie-up-will-enhance-net-fiber-reach
https://www.zdnet.com/article/centurylinks-34-billion-purchase-of-level-3-creates-no-2-enterprise-network-provider/

Verizon
https://enterprise.verizon.com/why-verizon/#network

And you'll find more maps here
https://www.telecomramblings.com/network-maps/

Randy W3RWN

On Mon, May 6, 2019 at 12:23 PM Jenny Harkness <jenny at rjir-harkness.com>
wrote:

> Are there similar maps for the other providers (e.g. Level3, Global
> Crossing, Verizon, etc?)
> On 5/5/19 8:18 AM, Paul Barwick wrote:
>
> Thanks!
>
> On Sun, May 5, 2019 at 8:16 AM Randy Neals <randy at neals.ca> wrote:
>
>> Solid lines are microwave.
>> Beaded lines are coaxial cable
>> Dashed lines are copper. Usually screened pairs.
>>
>> Railways became routes for fiber in the competitive telco boom. Usually
>> cable was placed along roads and occasionally along private right of way.
>>
>> On Sun, May 5, 2019 at 7:17 AM Paul Barwick <paulbarwick at gmail.com>
>> wrote:
>>
>>> I  am guessing that the solid lines with the directional markings are
>>> microwave paths  I wonder if the dashed lines are following railroad right
>>> of ways?  I know that fiber optic cables run along the RR right of way
>>> now.  I am not sure if they used to do the same thing with copper.  Now
>>> that I think about it, there always used to be overhead cables or wires
>>> along the RR right of way.  I had always assumed those were for RR
>>> communications.  Perhaps I was wrong and they belonged to someone else who
>>> leased the space.
>>>
>>> On Sun, May 5, 2019 at 5:59 AM Darcy Buskermolen <darcyb at gmail.com>
>>> wrote:
>>>
>>>>
>>>> https://www.google.com/maps/d/u/0/viewer?mid=1S7cXpv02lAd4okrYqzDKna7Ekvo&ll=45.268463719529315%2C-122.1243670978431&z=7
>>>>
>>>>
>>>> On Sun, May 5, 2019 at 5:48 AM Skyler F <electricity440 at gmail.com>
>>>> wrote:
>>>>
>>>>> Where did you get that map? Could I find one of the whole US?
>>>>>
>>>>> On Sun, May 5, 2019 at 2:45 AM Randy Neals <randy at neals.ca> wrote:
>>>>>
>>>>>> Many of these sites may sound familiar.
>>>>>>
>>>>>> [image: image.png]
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>> --
>> Sent from mobile.
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>
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