http://hackaday.io/project/170315

AT#

AT&A

AT&B

AT&C

AT&D

AT&E

AT&F

AT&H

AT&I

AT&K

AT&M

AT&R

AT&S

AT&V

AT&W

AT&Y

ATA

ATB

ATE

ATH

ATI

ATL

ATM

ATO

ATP

ATQ

ATS0

ATS10

ATS12

ATS19

ATS2

ATS3

ATS4

ATS5

ATS6

ATS7

ATS8

ATT

ATV

ATX

ATZ

AT\Q

AT+BINP

AT+BLDN

AT+BRSF

AT+BVRA

AT+CACM

AT+CAEMLPP

AT+CALA

AT+CALD

AT+CALM

AT+CAMM

AT+CAOC

AT+CBC

AT+CBST

AT+CCFC

AT+CCID

AT+CCLK

AT+CCUG

AT+CCWA

AT+CCWE

AT+CEER

AT+CFUN

AT+CGACT

AT+CGANS

AT+CGATT

AT+CGAUTO

AT+CGCLASS

AT+CGCMOD

AT+CGDATA

AT+CGDCONT

AT+CGDSCONT

AT+CGED

AT+CGEQMIN

AT+CGEQNEG

AT+CGEQREQ

AT+CGEREP

AT+CGMI

AT+CGMM

AT+CGMR

AT+CGPADDR

AT+CGQMIN

AT+CGQREQ

AT+CGREG

AT+CGSMS

AT+CGSN

AT+CGTFT

AT+CHLD

AT+CHUP

AT+CIMI

AT+CIND

AT+CLAC

AT+CLAN

AT+CLCC

AT+CLCK

AT+CLIP

AT+CLIR

AT+CLVL

AT+CMEC

AT+CMEE

AT+CMER

AT+CMGC

AT+CMGD

AT+CMGF

AT+CMGL

AT+CMGR

AT+CMGS

AT+CMGW

AT+CMMS

AT+CMOD

AT+CMSS

AT+CMUT

AT+CMUX

AT+CNAP

AT+CNMA

AT+CNMI

AT+CNUM

AT+COLP

AT+COLR

AT+COPN

AT+COPS

AT+CPAS

AT+CPBF

AT+CPBR

AT+CPBS

AT+CPBW

AT+CPIN

AT+CPMS

AT+CPOL

AT+CPUC

AT+CPWD

AT+CPWROFF

AT+CR

AT+CRC

AT+CREG

AT+CRES

AT+CRLP

AT+CRSL

AT+CRSM

AT+CSAS

AT+CSCA

AT+CSCB

AT+CSCS

AT+CSDH

AT+CSGT

AT+CSIM

AT+CSMP

AT+CSMS

AT+CSQ

AT+CSSN

AT+CSTA

AT+CSVM

AT+CTFR

AT+CTZR

AT+CTZU

AT+CUSD

AT+CUUS1

AT+FAA

AT+FAP

AT+FBO

AT+FBS

AT+FBU

AT+FCC

AT+FCLASS

AT+FCQ

AT+FCR

AT+FCS

AT+FCT

AT+FDR

AT+FDT

AT+FEA

AT+FFC

AT+FFD

AT+FHS

AT+FIE

AT+FIP

AT+FIS

AT+FIT

AT+FKS

AT+FLI

AT+FLO

AT+FLP

AT+FMR

AT+FMS

AT+FND

AT+FNR

AT+FNS

AT+FPA

AT+FPI

AT+FPP

AT+FPS

AT+FPW

AT+FRQ

AT+FRY

AT+FSA

AT+FSP

AT+GCAP

AT+GMI

AT+GMM

AT+GMR

AT+GSN

AT+ICF

AT+IFC

AT+IPR

AT+NREC

AT+STKENV

AT+STKLBR

AT+STKPRO

AT+STKPROF

AT+STKTR

AT+TRACE

AT+VGM

AT+VGS

AT+VTD

AT+VTS

AT+WS46

AT+XADDTRACE

AT+XALS

AT+XALSBLOCK

AT+XAPOXI

AT+XAPP

AT+XBANDSEL

AT+XCALLREFUSE

AT+XCALLSTAT

AT+XCAOC

AT+XCBS

AT+XCCBS

AT+XCEER

AT+XCELLINFO

AT+XCFC

AT+XCGCLASS

AT+XCGEDPAGE

AT+XCHNSIM

AT+XCIND

AT+XCIPH

AT+XCONFIG

AT+XCOPS

AT+XCRSM

AT+XCSIM

AT+XCSP

AT+XCSPAGING

AT+XCSSMS

AT+XCTMDR

AT+XCTMS

AT+XDATACHANNEL

AT+XDEV

AT+XDEVICE

AT+XDIAG

AT+XDNOABORT

AT+XDNS

AT+XDRV

AT+XDTMF

AT+XEONS

AT+XGAUTH

AT+XGCNTRD

AT+XGCNTSET

AT+XGENDATA

AT+XHANDSFREE

AT+XHOMEZR

AT+XIIC

AT+XISC

AT+XISD

AT+XISO

AT+XISP

AT+XISR

AT+XISS

AT+XISW

AT+XL1SET

AT+XLIN

AT+XLOG

AT+XLOOPBACK

AT+XLQOS

AT+XLRMT

AT+XLRSUPL

AT+XLRTA

AT+XLRV

AT+XLSR

AT+XMAGETBLOCK

AT+XMAGETKEY

AT+XMER

AT+XMSG

AT+XMULTISLOT

AT+XMUX

AT+XNMI

AT+XPIN

AT+XPINCNT

AT+XPING

AT+XPOW

AT+XPPP

AT+XPROGRESS

AT+XQNEG

AT+XREDIAL

AT+XREG

AT+XREL

AT+XRFS

AT+XRLCSET

AT+XRRSET

AT+XSECSTATE

AT+XSELFRXSTAT

AT+XSERVICE

AT+XSIMCHG

AT+XSIMLG

AT+XSIMLOOPBACK

AT+XSIMSTATE

AT+XSIMVALID

AT+XSIO

AT+XSLN

AT+XSMS

AT+XSTK

AT+XSTRESSSIM

AT+XSVM

AT+XTDEV

AT+XTERM

AT+XTESM

AT+XTFILTER

AT+XTOS

AT+XTRACEIP

AT+XTRACESYSTIME

AT+XUSBFLASH

AT+XVTS